Chemistry Chapter 1 fill in's

analytical

Two scientists are trying to determine the exact nature of the chemicals in a lava flow. They are working in the field of ______ chemistry.

inorganic

A chemistry student is studying the formation of quartz crystals. She is studying ______ chemistry.

liquid

A sample of matter can be poured from container to container. It takes the shape of its container but only takes up a certain volume. Based on this information, the sample is in the ______ state.

analytical

A scientist is using mathematical models to to isolate a new chemical process. He is working in the field of ______ chemistry.

physical

A scientist is working to determine the properties and changes of matter and their relation to energy of a newly discovered mineral. She is working in the field of ______ chemistry.

organic

A scientist is working to develop better dating methods for substances that contain carbon. He is working in the field of ______ chemistry.

bio

A team of scientists is working to discover how an enzyme affects blood cells in sheep. They are working in the field of ______ chemistry.

homogeneous

An alloy such as a gold ring is an example of a (n) ______ mixture.

chemical

An apple turning brown after being cut is an example of a ______ change.

chemical

Any substance with a definite composition is a ______.

problem

Applied research is often performed to find the answer to a particular ______.

knowledge

Basic research is performed to increase ______.

heterogenous

Gravel is an example of a (n) ______ mixture.

products

In a bonfire, oxygen allows wood to combust, leaving behind ashes. In this process, oxygen and wood are the reactants, and ashes are the ______.

chemical

Iron and sulfur, when heated, form an iron sulfide that has different properties from either iron or sulfur. The formation of iron sulfide is an example of a ______ change.

gas

Matter that has neither a definite volume nor a definite shape is in the ______ state.

compound

Some iron and sulfur are mixed together , then heated. When the result is cooled, the iron can no longer be separated from the surfer with a magnet. The result of heating the mixture was the formation of a(n) ______.

lives

Technological development is performed to better our ______.

physical

The melting of butter is a ______ change because it doesn't produce any new substances.

reactants

The oxygen in air causes iron to rust. Iron and oxygen are ______ in this process, and rust is the product.

liquid state

The particles of a substance in the ______ are able to slide past each other.

chemistry

The study of matter and changes that occur in matter best describes the science of ______.

elements, compounds

The two types of matter that are pure substances are ______ and ______.

physical

When examining a mineral, hardness and color are two of the properties used for identification. Hardness and color are examples of ______ properties.